this figure shows the structure of the female reproductive trace. what does "3" represent?
the ____ arteries rhythmically constrict and dilate causing the uterine mucosa to blanch and flush with blood.
after puberty, the vaginal lining becomes ____ to ____
stratified squamous epithelium; resist abrasion
most of the natural lubrication during female sexual excitement is provided by the
greater vestibular (Bartholin) glands
the nonpregnant uterine wall consists mostly of ____, which is composed of ____
myometrum; bundles of smooth muscle
____ are found in both male and female external genitalia, but the ____ is/are only found in the female.
corpora cavernosa; vestibular bulbs
the midlife change in estrogen and progesterone is called ____, whereas the cessation of mestruation is called ____
the term menstrual cycle specifically refers to
the cyclic changes in the uterus determined by shifting hormonal changes
after expelling the oocyte, the follicle becomes the ____ and secretes ____.
corpus luteum; estrogen and progesterone
during the follicular phase, granulosa cells secrete ____, which stimulate secretion of ____.
____ inhibit/s the secretion of ____ during the female sexual cycle
estradiol and progesterone; FSH and LH
the ____ phase is the one associated with menstrual cramps and typically occurs ____ of the cycle
premenstrual; days 27 to 28
the ____ sometimes expel/s copious fluid similar to prostatic fluid, which constitutes the female ejaculate.
during the plateau phase, the glans and clitoris swell as the ____ arteries dilate and the corpus or corpora ____ engorge with blood.
during ____, the uterus is tented (erected) and the cervix is withdrawn from the vagina. Typically, the clitoris is engorged and the labia are bright red and violet due to hyperemia.
the basis of pregnancy test kits is the presence of _____, which is secreted by the.
human chorionic gonadotropin (HCG); blastocyst and placenta
the basis for contraceptive pills that they mimic the ____ feedback effort of ____.
negative; estrogens and progesterone
the developing individual is called a(n) ____ during most of the first 2 weeks, a(n) ____ from 2 through 8 weeks, and a(n) ____ from the beginning of week 9 until birth.
blastocyst; embryo; fetus
the most abundant estrogen of pregnancy is ____, but one that accounts for most of the estrogenic effects in pregnancy is ____.
the ____ provides fetal nutrition and secrets hormones that regulate pregnancy and fetal development.
milk ejection, stimulation of nerve endings in the _____ leads to the release of ____ from the pituitary.
nipple and areola; oxytocin
why is breast milk superior to cow milk for an infant?
cow's milk has too much protein and minerals in it